﻿using DataService.Core.Common;
using System;
using System.Collections.Generic;
using System.Text;

namespace DataService.Cache.RedisService.Clusters
{
    /// <summary>从节点信息</summary>
    public class SlaveInfo
    {
        #region 属性
        /// <summary>地址</summary>
        public String IP { get; set; }

        /// <summary>端口</summary>
        public Int32 Port { get; set; }

        /// <summary>节点信息</summary>
        public String EndPoint => IP.IsNullOrEmpty() ? null : $"{IP}:{Port}";

        /// <summary>状态。online/offline</summary>
        public String State { get; set; }

        /// <summary>偏移量</summary>
        public Int32 Offset { get; set; }

        /// <summary>延迟</summary>
        public Int32 Lag { get; set; }
        #endregion

        #region 构造
        /// <summary>已重载。</summary>
        /// <returns></returns>
        public override String ToString() => !IP.IsNullOrEmpty() ? EndPoint : base.ToString();
        #endregion

        #region 方法
        /// <summary>分析字符串</summary>
        /// <param name="str"></param>
        /// <returns></returns>
        public static SlaveInfo Parse(String str)
        {
            if (str.IsNullOrEmpty()) return null;

            var dic = str.SplitAsDictionary("=", ",");
            //return JsonHelper.Convert<SlaveInfo>(dic);

            var inf = new SlaveInfo();
            if (dic.TryGetValue("ip", out var v)) inf.IP = v;
            if (dic.TryGetValue("port", out v)) inf.Port = v.ToInt();
            if (dic.TryGetValue("state", out v)) inf.State = v;
            if (dic.TryGetValue("offset", out v)) inf.Offset = v.ToInt();
            if (dic.TryGetValue("lag", out v)) inf.Lag = v.ToInt();

            return inf;
        }
        #endregion
    }
}
